St. Dominic's first Catholic masses were held in a log cabin in 1842. It was officially designated as a parish in 1956 by Archbishop Albert G. Meyer. The congregation now boasts approximately 2,000 families, making it one of the largest faith communities in Brookfield.
St. Dominic's also provides a school for students in kindergartent through 8th grade and is undergoing major changes to its facilities. The church itself was renovated in 2010, and a new athletic facility and arts and activities center is scheduled to open in 2011.